Distance From Iwo Jima Airbase to Ontario International Airport, IWO - ONT Distance

The distance from Iwo Jima Airbase (IWO) to Ontario International Airport (ONT) is 5861 miles or 9432 kilometers or 5090 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Ogasawara ( Japan ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Ogasawara and Ontario takes around 13 hours 28 minutes.

Estimated flight time from Iwo Jima Airbase, Ogasawara, Japan to Ontario International Airport, Ontario, United States is 13 hours 28 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • IWO - ONT

Kilometers		9432 km
Statute Miles		5861 miles
Nautical Miles		5090 nm
Avg. Time of Flight		13 hours 28 minutes

Iwo Jima Airbase to Ontario International Airport Flight Route Map - IWO to ONT Flight Path

Location of Iwo Jima Airbase & Ontario International Airport is given below.
Click the map to view Ogasawara to Ontario nonstop flight path and travel direction.

Click to see flight route on Google Map between Ogasawara, Japan and Ontario, United States. .

Nonstop flight route between Ogasawara, Japan and Ontario, United States.

Time Difference Between the Airports • IWO - ONT

Time difference between Ogasawara (Japan) and Ontario (United States) is 17 Hours.
Ontario time is 17 Hours behind Ogasawara.

Location	Local Time
Ogasawara (Japan)	2025-12-14, 08:03:03 JST
Ontario (United States)	2025-12-13, 15:03:03 PST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Iwo Jima Airbase (IWO / RJAW) Ogasawara, Japan

Destination

Ontario International Airport (ONT / KONT) Ontario, United States